"I did not come to cover a position or to replace another player. Medel is a very good player. I can only promise to give my best to help the team.

"I don't like to define myself as a certain type of player, but some say I'm like Uruguay international Diego Perez. I will just try to give my best to help the team at any time and in any position on the field."

Sevilla kick off the new Liga campaign at home to Atletico Madrid on August 18.